AT27C1024-55VI

Product Overview

Category

AT27C1024-55VI belongs to the category of programmable read-only memory (PROM) chips.

Use

This product is commonly used in electronic devices for storing permanent data that cannot be modified or erased. It provides non-volatile memory storage, making it ideal for applications where data integrity is crucial.

Characteristics

• Non-volatile: The stored data remains intact even when power is removed.
• High capacity: The AT27C1024-55VI has a capacity of 1,048,576 bits (128 kilobytes).
• Fast access time: With a speed rating of 55 nanoseconds, it ensures quick retrieval of data.
• Low power consumption: Designed to operate efficiently with minimal power requirements.

Package

The AT27C1024-55VI comes in a standard integrated circuit (IC) package. It is commonly available in a 40-pin dual in-line package (DIP), which allows for easy integration into electronic circuits.

Essence

The essence of the AT27C1024-55VI lies in its ability to provide reliable and secure non-volatile memory storage for electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tubes, depending on the manufacturer's specifications. The quantity per package may vary, but it is commonly available in bulk quantities suitable for industrial production.

Specifications

• Capacity: 1,048,576 bits (128 kilobytes)
• Access Time: 55 nanoseconds
• Supply Voltage: 5V
• Operating Temperature Range: -40°C to +85°C
• Package Type: 40-pin DIP

Detailed Pin Configuration

The AT27C1024-55VI has a total of 40 pins. Here is a detailed pin configuration:

1. A0-A18: Address Inputs
2. CE: Chip Enable
3. OE: Output Enable
4. WE: Write Enable
5. VCC: Power Supply (+5V)
6. GND: Ground (0V) 7-34. Data I/O: Bidirectional Data Input/Output Pins 35-40. NC: No Connection

Functional Features

• High-speed operation: The AT27C1024-55VI offers fast access times, allowing for efficient data retrieval.
• Easy integration: With its standard pin configuration and package, it can be easily integrated into various electronic circuits.
• Reliable data storage: The non-volatile nature of this PROM chip ensures that the stored data remains intact even in the absence of power.

Advantages and Disadvantages

Advantages

• Non-volatile memory: Data remains intact even without power.
• High capacity: Offers ample storage space for permanent data.
• Fast access time: Allows for quick retrieval of information.
• Low power consumption: Operates efficiently with minimal power requirements.

Disadvantages

• Read-only: Data cannot be modified or erased once programmed.
• Limited functionality: Does not support dynamic read/write operations like other memory types.

Working Principles

The AT27C1024-55VI operates based on the principle of electrical programming. Once programmed, the data becomes permanently stored in the memory cells. The chip utilizes a combination of address inputs, control signals, and power supply to enable reading of the stored data.

Detailed Application Field Plans

The AT27C1024-55VI finds applications in various fields, including but not limited to: - Embedded systems - Automotive electronics - Industrial control systems - Medical devices - Communication equipment

Its reliable and secure non-volatile memory storage makes it suitable for applications where data integrity is critical.

Detailed and Complete Alternative Models

Some alternative models to the AT27C1024-55VI include: - AT28C64B-15PU: 64 kilobit (8 kilobyte) EEPROM chip with a slower access time of 150 nanoseconds. - AM29F040B-90JC: 4 megabit (512 kilobyte) flash memory chip with a faster access time of 90 nanoseconds. - M27C256B-12F1: 256 kilobit (32 kilobyte) EPROM chip with a similar access time of 120 nanoseconds.

These alternative models offer different capacities, access times, and memory technologies to suit specific application requirements.

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